Finding the Third Proportional to 34,429 and 72,959

Step by Step Solution

1. Step 1: Write the proportion equation
   34,429 : 72,959 = 72,959 : x
2. Step 2: Convert to fraction form
   34,429/72,959 = 72,959/x
3. Step 3: Cross multiply
   34,429x = 72,959 × 72,959
4. Step 4: Simplify right side
   34,429x = 5,323,015,681
5. Step 5: Solve for x
   x = 5,323,015,681/34,429
6. Step 6: Final answer
   x = 154,608.49